CVE-2020-37227

8.7 highEPSS 0.5%

High (8.7). EPSS 0.5% chance of exploitation in the next 30 days.

HS Brand Logo Slider 2.1 contains an unrestricted file upload vulnerability that allows authenticated users to bypass client-side file extension validation by uploading arbitrary files. Attackers can intercept upload requests to the logoupload parameter in the admin interface and rename files to executable extensions .php to achieve remote code execution.

Severity

CVSS 4.0

8.7 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 45% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2026-05-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://ms.wordpress.org/plugins/hs-brand-logo-slider/
https://www.exploit-db.com/exploits/48913
https://www.heliossolutions.co/
https://www.vulncheck.com/advisories/wordpress-plugin-hs-brand-logo-slider-unrestricted-file-upload

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